diff options
| -rw-r--r-- | drivers/usb/class/cdc-acm.c | 10 |
1 files changed, 2 insertions, 8 deletions
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c index 877b637e7f7b..eb22a0608033 100644 --- a/drivers/usb/class/cdc-acm.c +++ b/drivers/usb/class/cdc-acm.c @@ -1263,12 +1263,9 @@ skip_normal_probe: != CDC_DATA_INTERFACE_TYPE) { if (control_interface->cur_altsetting->desc.bInterfaceClass == CDC_DATA_INTERFACE_TYPE) { - struct usb_interface *t; dev_dbg(&intf->dev, "Your device has switched interfaces.\n"); - t = control_interface; - control_interface = data_interface; - data_interface = t; + swap(control_interface, data_interface); } else { return -EINVAL; } @@ -1297,12 +1294,9 @@ skip_normal_probe: /* workaround for switched endpoints */ if (!usb_endpoint_dir_in(epread)) { /* descriptors are swapped */ - struct usb_endpoint_descriptor *t; dev_dbg(&intf->dev, "The data interface has switched endpoints\n"); - t = epread; - epread = epwrite; - epwrite = t; + swap(epread, epwrite); } made_compressed_probe: dev_dbg(&intf->dev, "interfaces are valid\n"); |